Home / 10,779.11-16,163.61-4,535.66

Finding the Fourth Proportional to 10,779.11, 16,163.61 and 4,535.66

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Solution

The fourth proportional to 10,779.11, 16,163.61 and 4,535.66 is: 6,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.11 : 16,163.61 = 4,535.66 : x
  2. Step 2: Convert to fraction form
    10,779.11/16,163.61 = 4,535.66/x
  3. Step 3: Cross multiply
    10,779.11x = 16,163.61 × 4,535.66
  4. Step 4: Simplify right side
    10,779.11x = 73,312,558.51
  5. Step 5: Solve for x
    x = 73,312,558.51/10,779.11
  6. Step 6: Final answer
    x = 6,801.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.